Error LS Protocol Stack with Edge

Hi,

I don't find the same problem on the forum so I ask here. I have the following error on one of my sba (not all):

Level Error
Date and Time 09/16/13 11:15:23
Source LS Protocol Stack
Event ID 14502
Description A significant number of connection failures have occurred with remote server EDGE .There have been 524 failures in the last 180 minutes. There have been a total of 99303 failures. The specific failure typ

I don't understand why I have this error on just one sba and not others.

Do you have some ideas on it?

Thanks

September 16th, 2013 6:00am

Hi,

for SBA, Edge server on the primary site is still the AV call flow route for remote users. So are there channels of comm's / port open between SBA subnet & Edge internal DMZ subnet / IP address ?

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September 16th, 2013 8:34am

Hi,

Here is a blog about the firewall ports required between the datacenter and branch office.

http://blog.ucmadeeasy.com/2011/04/26/deploying-a-lync-sba-watch-out-for-port-444/

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SBA (ASM side) <-> Edge Server(s):

TCP/5061

TCP/5062

Branch clients <-> Edge servers (running media relay)

UDP/3478

UDP/ <media port range>

TCP/443

TCP/<media port range>

September 16th, 2013 10:48pm

Hi Marc,

Any update on this ?

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September 18th, 2013 5:36am

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